How many letters does the top answer for “(geology) a rise of land to a higher elevation (as in the process of mountain building)” have?

The most common answer is upthrow (7 letters).

Crossword clue: (geology) a rise of land to a higher elevation (as in the process of mountain building)

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

upthrow 7 letters wn-def

(geology) a rise of land to a higher elevation (as in the process of mountain building)

upthrust 8 letters wn-def

(geology) a rise of land to a higher elevation (as in the process of mountain building)